Annual report pursuant to Section 13 and 15(d)

INCOME TAXES - SUMMARY OF CHANGES IN VALUATION ALLOWANCE (Details)

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INCOME TAXES - SUMMARY OF CHANGES IN VALUATION ALLOWANCE (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Summary of changes in the valuation allowance      
Valuation allowance at the beginning of the period $ 496 $ 526 $ 518
Valuation allowance at the end of the period 424 496 526
Net (increase) decrease 72 30 (8)
Foreign currency movements 11 (11) (4)
(Decrease) increase to deferred tax assets with no impact on operating tax expense, including an offsetting (decrease) increase to valuation allowances (11) 19 25
Change in valuation allowance per rate reconciliation 72 38 13
Components of change in valuation allowance affecting tax expense      
Pre-tax income and losses in jurisdictions with valuation allowances resulting in no tax expense or benefit 50 31 31
Releases of valuation allowances in various jurisdictions 22 19 3
Establishments of valuation allowances in various jurisdictions   (12) (21)
Change in valuation allowance per rate reconciliation 72 38 13
Expense (benefit) as a result of pre-tax income and losses in jurisdictions with valuation allowances 0 0 0
HUNTSMAN INTERNATIONAL LLC AND SUBSIDIARIES      
Summary of changes in the valuation allowance      
Valuation allowance at the beginning of the period 499 530 522
Valuation allowance at the end of the period 424 499 530
Net (increase) decrease 75 31 (8)
Foreign currency movements 11 (11) (4)
(Decrease) increase to deferred tax assets with no impact on operating tax expense, including an offsetting (decrease) increase to valuation allowances (14) 19 25
Change in valuation allowance per rate reconciliation 72 39 13
Components of change in valuation allowance affecting tax expense      
Pre-tax income and losses in jurisdictions with valuation allowances resulting in no tax expense or benefit 49 32 31
Releases of valuation allowances in various jurisdictions 23 19 3
Establishments of valuation allowances in various jurisdictions   (12) (21)
Change in valuation allowance per rate reconciliation 72 39 13
Expense (benefit) as a result of pre-tax income and losses in jurisdictions with valuation allowances $ 0 $ 0 $ 0